Home / 1,132,200.16-1,698,577.68-930,137.92

Finding the Fourth Proportional to 1,132,200.16, 1,698,577.68 and 930,137.92

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Solution

The fourth proportional to 1,132,200.16, 1,698,577.68 and 930,137.92 is: 1,395,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,200.16 : 1,698,577.68 = 930,137.92 : x
  2. Step 2: Convert to fraction form
    1,132,200.16/1,698,577.68 = 930,137.92/x
  3. Step 3: Cross multiply
    1,132,200.16x = 1,698,577.68 × 930,137.92
  4. Step 4: Simplify right side
    1,132,200.16x = 1,579,911,510,233.63
  5. Step 5: Solve for x
    x = 1,579,911,510,233.63/1,132,200.16
  6. Step 6: Final answer
    x = 1,395,434.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.